Walmart and Amazon are reportedly exploring their own corporate stablecoins as a customer payment option, which could potentially reduce the billions of dollars the retailers pay in credit transaction fees.

Amazon’s efforts to develop a stablecoin are still in the “early stages,” according to the Journal, and there are a lot of questions to sort out. There have reportedly been discussions to use outside stablecoins to settle transactions, but there’s also the possibility the online giant could develop its own.

With the aim of offering greater convenience to customers and reducing the billions of dollars paid in credit card transaction fees, Walmart and Amazon are exploring the